/Engine/Plugins/Importers/AlembicImporter/Source/AlembicLibrary/Public/AbcImporter.h
Mesh section used for chunking the mesh data during Skeletal mesh building
struct FMeshSection
TArray<FColor...
Colors
TArray< uint32 ...
Indices
int32
MaterialIndex
uint32
NumFaces
uint32
NumUVSets
TArray< uint32 ...
OriginalIndices
TArray< FVector...
TangentX
TArray< FVector...
TangentY
TArray< FVector...
TangentZ
TArray< FVector...
UVs